Description
Wing FTP Server before 7.4.4 does not properly validate and sanitize the url parameter of the downloadpass.html endpoint, allowing injection of an arbitrary link. If a user clicks a crafted link, this discloses a cleartext password to the attacker.
References (3)
Core 3
Core References
Exploit, Third Party Advisory
https://github.com/MrTuxracer/advisories/blob/master/CVEs/CVE-2025-27889.txt
Exploit, Third Party Advisory
https://www.rcesecurity.com/2025/06/what-the-null-wing-ftp-server-rce-cve-2025-47812/
Broken Link
https://www.wftpserver.com/wftpserver.htm
Scores
CVSS v3
3.4
EPSS
0.0041
EPSS Percentile
32.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-15
Status
published
Products (1)
wftpserver/wing_ftp_server
< 7.4.4
Published
Jul 10, 2025
Tracked Since
Feb 18, 2026